Horizontal hole drilling of tunnel full hydraulic drilling rig

Release time:

2018-07-13

Horizontal hole drilling of tunnel full hydraulic drilling rig
Horizontal hole drilling of tunnel full hydraulic drilling rig
Horizontal hole drilling of tunnel full hydraulic drilling rig

specific conditions

 Rig Design hole depth (m)

Final hole diameter

Core diameter mm

Remarks

Tunnel full hydraulic drilling rig

≤ 600

B

36.3

 

Drilling tool grading scheme

1. HW casing shall be equipped with HW casing shoe for single-pipe drilling, drilling 3~10m to stable rock formation;
Install the HW sleeve shoe and make the hole protection sleeve;

2. HQ drill pipe shall be equipped with HQU tunnel rope drilling tool, with drilling depth of 150~200m;

3, HQ rope drill pipe to install drill pipe boots, do technical casing;

4. NQ rope drill pipe shall be equipped with NQU tunnel rope drill tool, with drilling depth of 300~350m;

5, NQ rope drill pipe to install drill pipe boots, do technical casing;

6. BQ drill pipe shall be equipped with BQU tunnel rope drilling tool to drill to the final hole.

Table of Material Selection of Backing Drilling Tools

Classification

Serial Number

Name

Standard

Quantity

Unit

Remarks
Drill Casing

1

0.6 m HW casing

HW

1

Root

 

2

1.5 m HW casing

HW

6

Root

 

3

1.5 m HQ drill pipe

HQ

160

Root

 

4

1.5 m NQ drill pipe

NQ

230

Root

 

5

1.5 m BQ drill pipe

BQ

400

Root

 
Drilling tools

1

1.5 m rope horizontal hole drilling tool

HQU

1

Sleeve

 

2

1.5 m rope horizontal hole drilling tool

It should be effective

2

Sleeve

 

3

1.5 m rope horizontal hole drilling tool

BQU

2

Sleeve

 

4

Sliver

HQU

1

Sleeve

 

5

Sliver

It should be effective

2

Sleeve

 

6

Sliver

BQU

2

Sleeve

 
Diamond Products

1

diamond drill bit

HQ

3

Only

 

2

diamond reamer

HQ

2

Only

 

3

diamond drill bit

NQ

6

Only

 

4

diamond reamer

NQ

3

Only

 

5

diamond drill bit

BQ

6

Only

 

6

diamond reamer

BQ

3

Only

 

7

diamond casing shoe

HW

2

Only

 

8

diamond drill rod boots

HQ

1

Only

 

9

diamond drill rod boots

NQ

1

Only

 
Drilling Casing Unscrewing System

1

drill pipe free tong

ZYQ-114

2

Put

 

2

drill pipe free tong

ZYQ-89

3

Put

 

3

drill pipe free tong

ZYQ-71

4

Put

 

4

drill pipe free tong

ZYQ-56

4

Put

 

5

inner tube free clamp

ZYQ-73N

2

Put

 

6

inner tube free clamp

ZYQ-56N

3

Put

 

7

inner tube free clamp

ZYQ-43N

3

Put

 
rope winch

1

rope winch

JS-600

1

Taiwan

Optional

2

wire rope

5.1

660

Meters

 
Faucet system

1

Faucet

JS02U

1

Sleeve

 

2

rope feeder

HCU plug device

1

Sleeve

 

3

rope feeder

NCU

1

Sleeve

 

4

rope feeder

BCU

1

Sleeve

 

5

High pressure hose

GYJG-25

1

Root

 
Main Consumable Materials

1

Large package of wearing parts

HQU

1

Sleeve

 

2

……….

 

 

 

 

Note: Other supplementary consumable materials and contents not included above shall be described with the material list.

 

 

Pre

Lightweight full hydraulic drilling rig for surface drilling

Case analysis

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